[PATCH] tests: Don't assert on bad DW_OP_GNU_parameter_ref target in varlocs.

[Mark Wielaard]

On Fri, 2018-06-08 at 21:18 +0200, Mark Wielaard wrote:
> If the target of a DW_OP_GNU_parameter_ref isn't a DW_TAG_formal_parameter
> that is bad data (which varlocs should error on). But it isn't an internal
> consistency check (for which varlocs should assert).

Pushed to master.